ADU CITIES Contractor Directory

Bill Harper Plumbing

● Active — license status verified against CSLB public data as of November 6, 2026

CSLB license#504044
ClassificationsC-36 — Plumbing
Office of record3160 Seville Street
San Diego, CA 92110
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(619) 224-0586
Contractor bond$25,000 — Merchants Bonding Company (mutual)
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedJanuary 13, 1987
License expiresJanuary 31, 2027

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Data source: CSLB public records as of November 6, 2026. License status can change at any time — verify live at CSLB before signing a contract.